from_page = true;
}
$query_string .= '&';
$query_string = ltrim($query_string,'&');
switch($cmd){
case 'layout':
$this->SelectLayout($url,$query_string);
$this->show_popup = true;
return;
case 'uselayout':
$this->SetLayout();
return;
case 'restorelayout':
$this->RestoreLayout();
return;
}
}
public function Result(){
global $page;
if( $this->from_page && $this->title){
if( !$this->show_popup ){
$url = \gp\tool::AbsoluteUrl($this->title,'',true,false,true);
$page->ajaxReplace[] = array('location',$url,0);
}
return true;
}
return $this->show_popup;
}
/**
* Remove any layout setting from a page.
* The page will revert to inheriting the layout setting from the site configuration or a parent page
*
*/
public function RestoreLayout(){
global $gp_titles,$gp_index,$langmessage;
$index = $_POST['index'];
$title = \gp\tool::IndexToTitle($index);
if( !$title ){
msg($langmessage['OOPS']);
return;
}
$this->title = $title;
if( !\gp\tool\Nonce::Verify('restore') ){
msg($langmessage['OOPS']);
return;
}
unset($gp_titles[$index]['gpLayout']);
return \gp\admin\Tools::SavePagesPHP(true, true);
}
/**
* Assign a layout to the $title. Child pages without a layout assigned will inherit this setting
* @param string $title
*/
public function SetLayout(){
global $gp_index, $gp_titles, $langmessage, $gpLayouts;
$index = $_POST['index'];
$title = \gp\tool::IndexToTitle($index);
if( !$title ){
msg($langmessage['OOPS']);
return;
}
$this->title = $title;
$layout = $_POST['layout'];
if( !isset($gpLayouts[$layout]) ){
msg($langmessage['OOPS']);
return;
}
if( !\gp\tool\Nonce::Verify('use_'.$layout) ){
msg($langmessage['OOPS']);
return;
}
//unset, then reset if needed
unset($gp_titles[$index]['gpLayout']);
$currentLayout = \gp\Page::OrConfig($index,'gpLayout');
if( $currentLayout != $layout ){
$gp_titles[$index]['gpLayout'] = $layout;
}
return \gp\admin\Tools::SavePagesPHP(true, true);
}
/**
* Display current layout, list of available layouts and list of titles affected by the layout setting for $title
*
*/
public function SelectLayout($url,$query_string){
global $gp_titles, $gpLayouts, $langmessage, $config, $gp_index;
$index = $_REQUEST['index'];
$title = \gp\tool::IndexToTitle($index);
if( !$title ){
echo $langmessage['OOPS'];
return;
}
$this->title = $title;
$Inherit_Info = \gp\admin\Menu\Tools::Inheritance_Info();
$curr_layout = \gp\admin\Menu\Tools::CurrentLayout($index);
$curr_info = $gpLayouts[$curr_layout];
echo '';
echo '
';
echo $langmessage['current_layout'].': ';
echo ' ';
echo str_replace('_',' ',$curr_info['label']);
echo '
';
if( !empty($gp_titles[$index]['gpLayout']) ){
echo '
';
if( isset($Inherit_Info[$index]['parent_layout']) ){
$parent_layout = $Inherit_Info[$index]['parent_layout'];
}else{
$parent_layout = $config['gpLayout'];
}
$parent_info = $gpLayouts[$parent_layout];
echo $langmessage['restore'].': ';
$span = ' ';
echo \gp\tool::Link($url,$span.$parent_info['label'],$query_string.'cmd=restorelayout&index='.urlencode($index),array('data-cmd'=>'postlink','title'=>$langmessage['restore']),'restore');
echo '
';
}
echo '
';
echo '| ';
echo $langmessage['available_layouts'];
echo ' | ';
echo $langmessage['theme'];
echo ' |
|---|
';
if( count($gpLayouts) < 2 ){
echo '| ';
echo $langmessage['Empty'];
echo ' |
';
echo '
';
echo \gp\tool::Link('Admin_Theme_Content',$langmessage['new_layout']);
echo '
| ';
echo '';
echo ' ';
if( $layout != $curr_layout ){
echo \gp\tool::Link($url,$info['label'],$query_string.'cmd=uselayout&index='.urlencode($index).'&layout='.urlencode($layout),array('data-cmd'=>'postlink'),'use_'.$layout);
}
echo ' | ';
echo $info['theme'];
echo ' |
';
}
echo '';
//show affected pages
$affected = self::GetAffectedFiles($index);
echo '
';
echo '';
echo '| '.$langmessage['affected_files'].' |
|---|
';
echo ''.$langmessage['about_layout_change'].'
';
echo '';
$label = \gp\tool::GetLabelIndex($index,false);
echo \gp\tool::LabelSpecialChars($label);
$i = 0;
foreach($affected as $affected_label){
$i++;
echo ', '.$affected_label;
}
echo '
';
echo '';
echo ' ';
echo '
';
echo '';
echo ''.$langmessage['see_also'].' ';
echo \gp\tool::Link('Admin_Theme_Content',$langmessage['layouts']);
echo '
';
echo '';
}
/**
* Get a list of titles that inherit layout settings from the page with $index
* @param string $index
*
*/
public function GetAffectedFiles($index){
global $gp_titles, $gp_menu;
$temp = $gp_menu;
reset($temp);
$result = array();
$i = 0;
do{
$menu_key = key($temp);
$info = current($temp);
if( !isset($info['level']) ){
break;
}
$level = $info['level'];
unset($temp[$menu_key]);
if( $index === $menu_key ){
self::InheritingLayout($level+1,$temp,$result);
}
$i++;
}while( (count($temp) > 0) );
return $result;
}
public function InheritingLayout($searchLevel,&$menu,&$result){
global $gp_titles;
$children = true;
do{
$menu_key = key($menu);
$info = current($menu);
if( !isset($info['level']) ){
break;
}
$level = $info['level'];
if( $level < $searchLevel ){
return;
}
if( $level > $searchLevel ){
if( $children ){
self::InheritingLayout($level,$menu,$result);
}else{
unset($menu[$menu_key]);
}
continue;
}
unset($menu[$menu_key]);
if( !empty($gp_titles[$menu_key]['gpLayout']) ){
$children = false;
continue;
}
$children = true;
//exclude external links
if( $menu_key[0] == '_' ){
continue;
}
$label = \gp\tool::GetLabelIndex($menu_key,false);
$result[] = \gp\tool::LabelSpecialChars($label);
}while( count($menu) > 0 );
}
}